Chai (חי) is the Hebrew word for life. It is a two-letter Hebrew combination, chet (ח) and yud (י). Coming from the word, Chayim, which means life it is a lucky symbol used for blessings.
Often gifted as jewelry from baby gifts to bar/bat mitzvah gifts into adulthood. Choosing to wear a good luck charm, as the Hebrew letter combination Chai, is an excellent idea.
Watersafe sterling silver charm is an ideal pendant to wear daily. With an adjustable chain length, it's easy to match your outfit of the day. From school to work, from the beach to slumber parties, this is a charm perfected to carry with you. Take it with you on your journey in life.
Both the chain and the dog tag are a little more delicate than I expected, esp for a boy. The silver started tarnishing right away as well, which was unusual.